JavaScript data formatting/pretty printer

function DumpObject(obj)
{
  var od = new Object;
  var result = "";
  var len = 0;

  for (var property in obj)
  {
    var value = obj[property];
    if (typeof value == 'string')
      value = "'" + value + "'";
    else if (typeof value == 'object')
    {
      if (value instanceof Array)
      {
        value = "[ " + value + " ]";
      }
      else
      {
        var ood = DumpObject(value);
        value = "{ " + ood.dump + " }";
      }
    }
    result += "'" + property + "' : " + value + ", ";
    len++;
  }
  od.dump = result.replace(/, $/, "");
  od.len = len;

  return od;
}

function DumpObjectIndented(obj, indent)
{
  var result = "";
  if (indent == null) indent = "";

  for (var property in obj)
  {
    var value = obj[property];
    if (typeof value == 'string')
      value = "'" + value + "'";
    else if (typeof value == 'object')
    {
      if (value instanceof Array)
      {
        // Just let JS convert the Array to a string!
        value = "[ " + value + " ]";
      }
      else
      {
        // Recursive dump
        // (replace "  " by "t" or something else if you prefer)
        var od = DumpObjectIndented(value, indent + "  ");
        // If you like { on the same line as the key
        //value = "{n" + od + "n" + indent + "}";
        // If you prefer { and } to be aligned
        value = "n" + indent + "{n" + od + "n" + indent + "}";
      }
    }
    result += indent + "'" + property + "' : " + value + ",n";
  }
  return result.replace(/,n$/, "");
}

var myArray = ['e', {pluribus: 'unum'}];
var text = JSON.stringify(myArray, null, 't'); //you can specify a number instead of 't' and that many spaces will be used for indentation...

[
  "e",
   {
      "pluribus": "unum"
   }
]

jsDump.parse([
    window,
    document,
    { a : 5, '1' : 'foo' },
    /^[ab]+$/g,
    new RegExp('x(.*?)z','ig'),
    alert,
    function fn( x, y, z ){
        return x + y;
    },
    true,
    undefined,
    null,
    new Date(),
    document.body,
    document.getElementById('links')
])

[
   [Window],
   [Document],
   {
      "1": "foo",
      "a": 5
   },
   /^[ab]+$/g,
   /x(.*?)z/gi,
   function alert( a ){
      [code]
   },
   function fn( a, b, c ){
      [code]
   },
   true,
   undefined,
   null,
   "Fri Feb 19 2010 00:49:45 GMT+0300 (MSK)",
   <body id="body" class="node"></body>,
   <div id="links">
]

JSON.stringify({f:function(){}}) // "{}"
JSON.stringify(document.body)    // TypeError: Converting circular structure to JSON

// Usage: dump(object)
function dump(object, pad){
    var indent = 't'
    if (!pad) pad = ''
    var out = ''
    if (object.constructor == Array){
        out += '[n'
        for (var i=0; i<object.length; i++){
            out += pad + indent + dump(object[i], pad + indent) + 'n'
        }
        out += pad + ']'
    }else if (object.constructor == Object){
        out += '{n'
        for (var i in object){
            out += pad + indent + i + ': ' + dump(object[i], pad + indent) + 'n'
        }
        out += pad + '}'
    }else{
        out += object
    }
    return out
}

var temp = Array.prototype.toJSON;
  delete Array.prototype.toJSON;
  $('result').value += JSON.stringify(profile_base, null, 2);
  Array.prototype.toJSON = temp;

function dumpObject(obj, indent)
{
  var CR = "<br />", SPC = "&nbsp;&nbsp;&nbsp;&nbsp;", result = "";
  if (indent == null) indent = "";

  for (var property in obj)
  {
    var value = obj[property];

    if (typeof value == 'string')
    {
      value = "'" + value + "'";
    }
    else if (typeof value == 'object')
    {
      if (value instanceof Array)
      {
        // Just let JS convert the Array to a string!
        value = "[ " + value + " ]";
      }
      else
      {
        var od = dumpObject(value, indent + SPC);
        value = CR + indent + "{" + CR + od + CR + indent + "}";
      }
    }
    result += indent + "'" + property + "' : " + value + "," + CR;
  }
  return result;
}

function pp(object, depth, embedded) {
  typeof(depth) == "number" || (depth = 0)
  typeof(embedded) == "boolean" || (embedded = false)
  var newline = false
  var spacer = function(depth) { var spaces = ""; for (var i=0;i<depth;i++) { spaces += "  "}; return spaces }
  var pretty = ""
  if (      typeof(object) == "undefined" ) { pretty += "undefined" }
  else if ( typeof(object) == "boolean" ||
            typeof(object) == "number" ) {    pretty += object.toString() }
  else if ( typeof(object) == "string" ) {    pretty += """ + object + """ }
  else if (        object  == null) {         pretty += "null" }
  else if ( object instanceof(Array) ) {
    if ( object.length > 0 ) {
      if (embedded) { newline = true }
      var content = ""
      for each (var item in object) { content += pp(item, depth+1) + ",n" + spacer(depth+1) }
      content = content.replace(/,ns*$/, "").replace(/^s*/,"")
      pretty += "[ " + content + "n" + spacer(depth) + "]"
    } else { pretty += "[]" }
  }
  else if (typeof(object) == "object") {
    if ( Object.keys(object).length > 0 ){
      if (embedded) { newline = true }
      var content = ""
      for (var key in object) {
        content += spacer(depth + 1) + key.toString() + ": " + pp(object[key], depth+2, true) + ",n"
      }
      content = content.replace(/,ns*$/, "").replace(/^s*/,"")
      pretty += "{ " + content + "n" + spacer(depth) + "}"
    } else { pretty += "{}"}
  }
  else { pretty += object.toString() }
  return ((newline ? "n" + spacer(depth) : "") + pretty)
}

js> pp({foo:"bar", baz: 1})
{ foo: "bar",
  baz: 1
}
js> var taco
js> pp({foo:"bar", baz: [1,"taco",{"blarg": "moo", "mine": "craft"}, null, taco, {}], bleep: {a:null, b:taco, c: []}})
{ foo: "bar",
  baz:
    [ 1,
      "taco",
      { blarg: "moo",
        mine: "craft"
      },
      null,
      undefined,
      {}
    ],
  bleep:
    { a: null,
      b: undefined,
      c: []
    }
}